Ceiling fan



FIG. 1 is a bottom perspective view of a ceiling fan, showing the new design;

FIG. 2 is a partial enlarged perspective view thereof;

FIG. 3 is a front elevational view of FIG. 1;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in FIGS. 1-7 depict portions of the ceiling fan that form no part of the claimed design. 

CLAIM The ornamental design for a ceiling fan, as shown and described. 